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Q: What are the supported audio formats?

…configured do this conversion automatically in background, see Understand SPE audio converter article. Great tools for converting other than supported formats to supported are FFmpeg (http://www.ffmpeg.org) or SoX (http://sox.sourceforge.net/). Both are multiplatform software tools for Microsoft Windows, Linux and Apple OS X. Example of usage: FFmpeg ffmpeg -i <source_audio_file_name> <output_audio_base_name>.wav This command converts any supported format/codec audio file to normalized…

Video – Getting started with SPE

MODULE 1: Getting started with Speech Engine (19 min) Installation Technologies configuration Server and database configuration Users configuration Files processing Synchronous and asynchronous requests, results polling Stream processing https://youtu.be/4qrB-GfFdWY…

Q: How to fix Error 1007: Unsupported audio format?

…ffmpeg utility, powerful and well documented. Please find your distribution package at http://ffmpeg.org Then continue as described below: Using Phonexia Browser with embed SPE Open the Browser configuration dialog by click on button “Settings” located in tool ribbon. Select tab “Speech Engine” and configure SPE as described in documentation. Don’t forget select checkbox “Enable audio converter”. Using SPE as service/daemon…

Speaker Diarization (DIAR)

Speaker Diarization labels segments of the same voice(s) in one mono-channel audio record based by the individual speaker´s voice. It is a language-, domain- and channel-independent technology. It performs not only the segmentation of speakers but of technical signals and silence as well. The outputs of the technology can be both log files with labels and/or split audio files/one new…

What is User configuration file and how to use it

…name User configuration file name stt_cs_cz_5_online.bs stt_cs_cz_5_online.bs.usr kws_nl_nl_5.bs kws_nl_nl_5.bs.usr phnrec_pashto.bs phnrec_pashto.bs.usr vpextract4_xl4.bs vpextract4_xl4.bs.usr During technology initialization (e.g. during Speech Engine startup), the initialization routine checks for existence of such user config file. If found, it’s automatically loaded after loading the main configuration file and the settings from user config is automatically applied over the setings from main configuration file. Usage

Get better support

…product executable file “properties” files (phxspe.properties from SPE is minimum) – usually in ./settings/ directory Issue data – supporting: Actual and active HW configuration (CPU, OS, RAM, storage status (free space)), you might use the following to get the information: The Benchmark function in SPE or Phonexia’s hw-gen for generating basic HW print Windows 64bit http://download.phonexia.com/utils/hw-gen64.exe GNU/Linux 64bit http://download.phonexia.com/utils/hw-gen64 System…

Speaker change on enrollments

…following JSON: { “speaker_change_detection”: “enable” } Once enabled, a voiceprint can be enrolled from a stream via endpoint /api/v2/enroll. Please note that the voiceprint created from a stream is checked for the number of speakers only after the stream has ended. If there is more than 1 speaker detected in the voice, error message is produced when using /api/v2/verify endpoint:…

Documentation (Browser)

Partners and customers are encouraged to see the Browser3 software End User Manual available in [BROWSER]/ PhxBrowser_manual.pdf in a standard software package and installation. You might be interested in getting familiar with the following information in the manual: Typical Use Cases Technical Requirements Installation (the First Start) Update Using the Application – Features Using the Application – Typical Workflows…

KWS: Results explained

…the detected pronunciation. Start- and end time is in HTK units. 1 HTK unit is 100 nanoseconds, so dividing the times by 10000 gives the amount of milliseconds. Score is log likelihood ratio from {-inf,+inf} interval. Confidence is a probability from {0,1} interval. To convert it to percentage, multiply the confidence value by 100. Example This example of Keyword Spotting…

Q: What languages do you offer?

It depends on the technology. Phonexia Language Identification (LID) is pre-trained for 60+ languages. Phonexia Keyword Spotting (KWS) and Phonexia Speech Transcription (STT) for 20+ languages including English, French, German, Russian, Spanish and many more….

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Video – Speech Analytics technologies

MODULE 4: Speech Analytics technologies (23 min) Common generic rules for CLI, REST and GUI Speech To Text (STT) in CLI, REST and GUI Keyword Spotting (KWS) in CLI, REST and GUI Phoneme Recognizer (PHNREC) in CLI, REST and GUI Time Analysis Extraction (TAE) in CLI, REST and GUI Summary https://www.youtube.com/watch?v=-FAoRywqv7U…

Support

Support is available 5 business days a week (Monday – Friday) / 8 business hours (09:00 – 17:00 CET) in English language. If you have issue with Speech Engine, please include a report in the ticket, to help the support staff to resolve your issue faster: Go to the Speech Engine installation directory Open command line/terminal (in Ubuntu Linux Right…

Understand SPE multithreaded technologies initialization

…may cause the initialization to actually take longer than if only single thread would be used. The downside of multi-threaded initialization is somehow messy log file ;-), since the messages are written to the log as they come, making the eventual troubleshooting more difficult (nevertheless, each such message is marked by corresponding thread number). Therefore this configuration is more suitable…